US3688512A - Cold-gas refrigerator, displacer seal to reduce frozen contaminants - Google Patents

Cold-gas refrigerator, displacer seal to reduce frozen contaminants Download PDF

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Publication number
US3688512A
US3688512A US100662A US3688512DA US3688512A US 3688512 A US3688512 A US 3688512A US 100662 A US100662 A US 100662A US 3688512D A US3688512D A US 3688512DA US 3688512 A US3688512 A US 3688512A
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US
United States
Prior art keywords
space
displacer
gap
duct
cylinder
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
US100662A
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English (en)
Inventor
Gijsbert Prast
Hendrik Jan Rauwerdink
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
US Philips Corp
Original Assignee
US Philips Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by US Philips Corp filed Critical US Philips Corp
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Publication of US3688512A publication Critical patent/US3688512A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B9/00—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point
    • F25B9/14—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point characterised by the cycle used, e.g. Stirling cycle
US100662A 1970-01-02 1970-12-22 Cold-gas refrigerator, displacer seal to reduce frozen contaminants Expired - Lifetime US3688512A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7000001A NL7000001A (xx) 1970-01-02 1970-01-02

Publications (1)

Publication Number Publication Date
US3688512A true US3688512A (en) 1972-09-05

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ID=19809005

Family Applications (1)

Application Number Title Priority Date Filing Date
US100662A Expired - Lifetime US3688512A (en) 1970-01-02 1970-12-22 Cold-gas refrigerator, displacer seal to reduce frozen contaminants

Country Status (9)

Country Link
US (1) US3688512A (xx)
JP (1) JPS4918299B1 (xx)
CA (1) CA919927A (xx)
CH (1) CH524795A (xx)
DE (1) DE2061073C3 (xx)
FR (1) FR2075113A5 (xx)
GB (1) GB1335855A (xx)
NL (1) NL7000001A (xx)
SE (1) SE359160B (xx)

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3807904A (en) * 1971-03-05 1974-04-30 M Schuman Oscillating piston apparatus
US3848877A (en) * 1973-02-05 1974-11-19 United Stirling Ab & Co Seal for piston rod of stirling engine
US4019336A (en) * 1973-09-11 1977-04-26 U.S. Philips Corporation Refrigerator
US4553398A (en) * 1984-02-03 1985-11-19 Helix Technology Corporation Linear motor compressor with pressure stabilization ports for use in refrigeration systems
US4633668A (en) * 1984-04-30 1987-01-06 Mechanical Technology Incorporated Two piston V-type Stirling engine
US4774808A (en) * 1987-07-06 1988-10-04 Otters John L Displacer arrangement for external combustion engines
EP0335643A2 (en) * 1988-03-28 1989-10-04 Mitsubishi Denki Kabushiki Kaisha Gas refrigerator
DE19502190A1 (de) * 1995-01-25 1996-08-01 Bosch Gmbh Robert Wärme- und Kältemaschine
US20060042272A1 (en) * 2002-06-29 2006-03-02 Holger Dietz Refrigerator comprising a regenerator
US20190145392A1 (en) * 2017-11-13 2019-05-16 Caterpillar Inc. Cryogenic pump

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8307036D0 (en) * 1983-03-15 1983-04-20 Interox Chemicals Ltd Peroxygen compounds
US4711650A (en) * 1986-09-04 1987-12-08 Raytheon Company Seal-less cryogenic expander
JPH0631615B2 (ja) * 1986-12-16 1994-04-27 三菱電機株式会社 ガス圧縮機
DE3936914C2 (de) * 1988-11-09 1996-06-27 Mitsubishi Electric Corp Mehrstufige Gaskältemaschine
US5092130A (en) * 1988-11-09 1992-03-03 Mitsubishi Denki Kabushiki Kaisha Multi-stage cold accumulation type refrigerator and cooling device including the same

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2982088A (en) * 1956-10-09 1961-05-02 Philips Corp Gas leakage prevention means for hot gas reciprocating apparatus
US3145629A (en) * 1960-12-13 1964-08-25 Union Carbide Corp Cryogenic pump sealing rings
US3303658A (en) * 1965-10-23 1967-02-14 Little Inc A Vented seal for air refrigerator
US3355882A (en) * 1965-01-20 1967-12-05 Philips Corp Leakage prevention arrangment for hot-gas reciprocating apparatus

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2982088A (en) * 1956-10-09 1961-05-02 Philips Corp Gas leakage prevention means for hot gas reciprocating apparatus
US3145629A (en) * 1960-12-13 1964-08-25 Union Carbide Corp Cryogenic pump sealing rings
US3355882A (en) * 1965-01-20 1967-12-05 Philips Corp Leakage prevention arrangment for hot-gas reciprocating apparatus
US3303658A (en) * 1965-10-23 1967-02-14 Little Inc A Vented seal for air refrigerator

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3807904A (en) * 1971-03-05 1974-04-30 M Schuman Oscillating piston apparatus
US3848877A (en) * 1973-02-05 1974-11-19 United Stirling Ab & Co Seal for piston rod of stirling engine
US4019336A (en) * 1973-09-11 1977-04-26 U.S. Philips Corporation Refrigerator
US4553398A (en) * 1984-02-03 1985-11-19 Helix Technology Corporation Linear motor compressor with pressure stabilization ports for use in refrigeration systems
US4633668A (en) * 1984-04-30 1987-01-06 Mechanical Technology Incorporated Two piston V-type Stirling engine
US4774808A (en) * 1987-07-06 1988-10-04 Otters John L Displacer arrangement for external combustion engines
EP0335643A2 (en) * 1988-03-28 1989-10-04 Mitsubishi Denki Kabushiki Kaisha Gas refrigerator
EP0335643A3 (en) * 1988-03-28 1991-01-02 Mitsubishi Denki Kabushiki Kaisha Gas refrigerator
DE19502190A1 (de) * 1995-01-25 1996-08-01 Bosch Gmbh Robert Wärme- und Kältemaschine
DE19502190C2 (de) * 1995-01-25 1998-03-19 Bosch Gmbh Robert Wärme- und Kältemaschine
US6029449A (en) * 1995-01-25 2000-02-29 Robert Bosch Gmbh Heat and cold-generating machine
US20060042272A1 (en) * 2002-06-29 2006-03-02 Holger Dietz Refrigerator comprising a regenerator
US7213399B2 (en) * 2002-06-29 2007-05-08 Oerlikon Leybold Vacuum Gmbh Refrigerator comprising a regenerator
US20190145392A1 (en) * 2017-11-13 2019-05-16 Caterpillar Inc. Cryogenic pump
US10774820B2 (en) * 2017-11-13 2020-09-15 Caterpillar Inc. Cryogenic pump

Also Published As

Publication number Publication date
NL7000001A (xx) 1971-07-06
DE2061073B2 (xx) 1979-05-03
CH524795A (de) 1972-06-30
DE2061073C3 (de) 1980-01-03
GB1335855A (en) 1973-10-31
DE2061073A1 (de) 1971-07-08
SE359160B (xx) 1973-08-20
FR2075113A5 (xx) 1971-10-08
CA919927A (en) 1973-01-30
JPS4918299B1 (xx) 1974-05-09

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